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Finding the Fourth Proportional to 283,549.73, 425,324.60 and 83,854.56

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Solution

The fourth proportional to 283,549.73, 425,324.60 and 83,854.56 is: 125,781.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,549.73 : 425,324.60 = 83,854.56 : x
  2. Step 2: Convert to fraction form
    283,549.73/425,324.60 = 83,854.56/x
  3. Step 3: Cross multiply
    283,549.73x = 425,324.60 × 83,854.56
  4. Step 4: Simplify right side
    283,549.73x = 35,665,407,190.18
  5. Step 5: Solve for x
    x = 35,665,407,190.18/283,549.73
  6. Step 6: Final answer
    x = 125,781.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.